Eltrombopag Added to Immunosuppression in Severe Aplastic Anemia.
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| Title: | Eltrombopag Added to Immunosuppression in Severe Aplastic Anemia. |
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| Authors: | Peffault de Latour R; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Kulasekararaj A; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Iacobelli S; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Terwel SR; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Cook R; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Griffin M; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Halkes CJM; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Recher C; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Barraco F; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Forcade E; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Vallejo JC; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Drexler B; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Mear JB; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Smith AE; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Angelucci E; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Raymakers RAP; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., de Groot MR; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Daguindau E; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Nur E; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Barcellini W; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Russell NH; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Terriou L; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Iori AP; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., La Rocca U; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Sureda A; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Sánchez-Ortega I; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Xicoy B; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Jarque I; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Cavenagh J; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Sicre de Fontbrune F; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Marotta S; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Munir T; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Tjon JML; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Tavitian S; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Praire A; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Clement L; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Rabian F; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Marano L; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Hill A; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Palmisani E; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Muus P; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Cacace F; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Frieri C; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., van Lint MT; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Passweg JR; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Marsh JCW; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Socié G; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Mufti GJ; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Dufour C; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.)., Risitano AM; From the French Reference Center for Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria, Saint-Louis Hospital and Université de Paris (R.P.L., F.S.F., C.F., G.S.), and the Adolescent and Young Adult Hematology Unit, Saint-Louis Hospital (F.R.), Paris, the Hematology Department, Centre Hospitalier Universitaire de Toulouse, Institut Universitaire du Cancer de Toulouse Oncopole, Toulouse (C.R., S.T.), Centre Hospitalier Universitaire Lyon Sud, Lyon (F.B., A.P.), Centre Hospitalier Universitaire de Bordeaux, Hôpital Haut-Lévêque, Pessac (E.F., L.C.), the Department of Clinical Hematology, Rennes University Hospital, Rennes (J.-B.M.), Service d'Hématologie, Hôpital Jean Minjoz, Besançon (E.D.), and Hôpital Claude Huriez, Lille (L.T.) - all in France; the Clinical Study Unit, European Society for Blood and Marrow Transplantation (R.P.L., A.K., S.I., S.R.T., I.S.-O., C.F., C.D., A.M.R.), and the Department of Hematology, Leiden University Medical Center (C.J.M.H., J.M.L.T.), Leiden, the Department of Hematology, University Medical Center Utrecht, Utrecht (R.A.P.R.), the Department of Hematology, University Medical Center Groningen, Groningen (M.R.G.), and the Department of Clinical Hematology, Amsterdam University Medical Centers, Academic Medical Center, Amsterdam (E.N.) - all in the Netherlands; the Department of Haematological Medicine, King's College Hospital NHS Foundation Trust (A.K., R.C., A.E.S., P.M., J.C.W.M., G.J.M.), and Barts Health NHS Trust, St. Bartholomew's Hospital (J.C.), London, the Department of Haematology, St. James's University Hospital, Leeds (M.G., T.M., A.H., P.M.), and the Centre for Clinical Haematology, Nottingham University Hospital, Nottingham (N.H.R.) - all in the United Kingdom; the Department of Biology, Università Tor Vergata (S.I.), and the Department of Translational and Precision Medicine, Division of Hematology, Sapienza University (A.P.I., U.L.R.), Rome, Ematologia e Centro Trapianti, IRCCS Ospedale Policlinico San Martino (E.A., M.T.L.), and the Hematology Unit, IRCCS Istituto Giannina Gaslini (E.P., C.D.), Genoa, Unità Operativa Complessa di Ematologia, Unità Operativa Complessa di Fisiopatologia delle Anemie, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan (W.B.), the Department of Clinical Medicine and Surgery, Federico II University, Naples (S.M., L.M., F.C., C.F., A.M.R.), and Ematologia e Trapianto Emopoietico, Azienda Ospedaliera di Rilievo Nazionale San Giuseppe Moscati, Avellino (L.M., C.F., A.M.R.) - all in Italy; University Hospital Donostia, San Sebastián (J.C.V.), the Department of Hematology, Catalan Institute of Oncology Bellvitge Hospital-Hospital Duran i Reynals, L'Hospitalet de Llobregat (A.S.), Institut Català d'Oncologia, Hospital Germans Trias i Pujol, Josep Carreras Leukemia Research Institute, Barcelona (B.X.), and Servicio de Hematología y Hemoterapia, Hospital Universitario y Politécnico La Fe, Valencia (I.J.) - all in Spain; and the Department of Hematology, University Hospital Basel, Basel, Switzerland (B.D., J.R.P.). |
| Corporate Authors: | Severe Aplastic Anemia Working Party of the European Society for Blood and Marrow Transplantation |
| Source: | The New England journal of medicine [N Engl J Med] 2022 Jan 06; Vol. 386 (1), pp. 11-23. |
| Publication Type: | Clinical Trial, Phase III; Comparative Study; Journal Article; Multicenter Study; Randomized Controlled Trial; Research Support, Non-U.S. Gov't |
| Journal Info: | Publisher: Massachusetts Medical Society Country of Publication: United States NLM ID: 0255562 Publication Model: Print Cited Medium: Internet ISSN: 1533-4406 (Electronic) Linking ISSN: 00284793 NLM ISO Abbreviation: N Engl J Med Subsets: MEDLINE |
| Database: | MEDLINE Ultimate |
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